Chrysler 300M 2002 Service Manual page 2840

P0706-CHECK SHIFTER SIGNAL —
TEST
1 NOTE: Low fluid level can be the cause of many transmission problems. If
the fluid level is low locate and repair the leak then check and adjust the
fluid level per the Service Information.
NOTE: Always perform diagnostics with a fully charged battery to avoid
false symptoms.
With the DRBIII , read Engine DTC's. Check and repair all Engine DTC's prior to
performing any transmission symptom diagnostics.
With the DRBIII , read Transmission DTC's. Record all DTC's and 1 Trip Failures.
NOTE: Diagnose 1 Trip Failures as a fully matured DTC.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
Repair as necessary.
Perform the Shift Lever Position Test. If the test does not pass, refer to Symptom test
for P0706 Check Shifter Signal.
For Gear Ratio DTC's, check and record all CVI's.
Most DTC's set on start up but some must be set by driving the vehicle such that all
diagnostic monitors have run.
NOTE: Verify flash level of Transmission Control Module. Some problems
are corrected by software upgrades to the Transmission Control Module.
NOTE: Check for applicable TSB's related to the problem.
Perform this procedure prior to Symptom diagnosis.
Continue
2 With the DRBIII , perform the Shift Lever Position Test.
Select the test outcome from the following:
Test passes
Test fails with DTC
Test fails without DTC
3 The conditions necessary to set the DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring and connectors while checking for shorts and open circuits.
Were there any problems found?
Yes → Repair as necessary.
No
ACTION
Go To 2
Go To 3
Go To 4
Go To 23
Perform 42LE TRANSMISSION VERIFICATION TEST - VER 1.
→ Test Complete.
Continued
41
TRANSMISSION
APPLICABILITY
All
All
All